private void OnGroupCreated(object sender, int group)
{
//var context = GlobalHost.ConnectionManager.GetHubContext<GazeHub>(); // MK: hub clients do not receive RPC calls if this context is used
GazeHub hub = this; // instead context, we use this gazehub instance to access clients
int framerate = group;
string groupName = GetGroupName(group);
if (subscriptions.ContainsKey(group) == false)
{
var gazeData = _observer.Data;
if (framerate != DEFAULT_SAMPLING && framerate > 0)
{
gazeData = gazeData.Sample(TimeSpan.FromMilliseconds(1000d / framerate));
}
var clientsGroup = hub.Clients.Group(groupName);
IDisposable subscription = gazeData.Subscribe(g => clientsGroup.OnGazeData(g));
subscriptions.TryAdd(group, subscription);
}
}
private void OnFirstClientConnected(object sender, EventArgs e)
{
GazeHub hub = this;
stateSubscription.Disposable = _observer.States.Subscribe(s => hub.Clients.All.OnStateChanged(s));
}
